/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { DeserializationMode, TurboTransJsonPluginOptions, PathConstants, ImportRewriteOptions } from '..';

export class ConfigManager {
  private static instance: ConfigManager;
  private config: TurboTransJsonPluginOptions | null = null;

  private constructor() {}

  public static getInstance(): ConfigManager {
    if (!ConfigManager.instance) {
      ConfigManager.instance = new ConfigManager();
    }
    return ConfigManager.instance;
  }

  public setConfig(config: TurboTransJsonPluginOptions): void {
    this.config = config;
  }

  public getConfig(): TurboTransJsonPluginOptions {
    return this.config || {
      ignoreModuleNames: [],
      scanDir: PathConstants.DEFAULT_SCAN_DIRS,
      deserializationMode: DeserializationMode.PERFORMANCE,
    };
  }

  public getImportRewriteConfig(): ImportRewriteOptions {
    return this.config?.importRewrite || {
      scanPaths: ['src/main/ets'],
      preserveOriginalImports: false
    };
  }
}